Product Description

 

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Product Description

Our QLD series silent chain is a power transmission chain designed for high-speed and high-torque applications. It is known for its quiet operation, long life, and high efficiency. 
The chain features a high-strength construction that allows it to handle heavy loads and high speeds without stretching or breaking.

 

 

When you need a specific design, we can provide customised solutions based on what you need. Whether you require specific features, plans, materials, or specifications, our team can work to ensure you get a chain that fully meets your needs.
Are you looking for other chains? 
Leave your message below, and feel free to contact us!

 

FAQ

Question 1: Are you a Manufacturer or a Trading Company?
Answer:
We are a 100% chain manufacturer with 23 years of experience
Question 2: What should I provide to get a quotation?
Answer:
1. Type of the chain (with photos if available)
2. Pitch of the chain
3. Width of the chain
4. Length and quantity of the chain
5. Other specific requirements
Question 3: How long is your manufacturing and delivery time?
Answer: 
Products are usually finished in 2 weeks, depending on the type and quantity. Also, please get in touch with us to check the delivery time to your destination.
Question 4: How long is your guaranteed time?
Answer: 
We offer a three-year guarantee if you purchase chains and matched sprockets together.
If you need chains only, a one-year guarantee can also be confirmed.
Question 5: Trade terms and Payment terms?
Answer:
We accept EXW, FOB, DDU, Door to Door. Payment terms, such as T/T, L/C, and Western Union, are acceptable. We also provide the service of Online Trading in this B2B platform.

 

Company Profile

 

 

Standard or Nonstandard: Standard
Application: Textile Machinery, Garment Machinery, Conveyer Equipment, Packaging Machinery, Food Machinery, Marine, Mining Equipment, Agricultural Machinery
Structure: Tooth Chain
Samples:
US$ 100/Meter
1 Meter(Min.Order)

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Order Sample

Customization:
Available

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Customized Request

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Shipping Cost:

Estimated freight per unit.







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Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

transmission chain

Can transmission chains be used in cleanroom or food processing environments?

Yes, transmission chains can be used in cleanroom or food processing environments, but certain considerations need to be taken into account to ensure compliance with hygiene and cleanliness standards. Here’s a detailed answer to the question:

In cleanroom or food processing environments, maintaining strict hygiene and preventing contamination is crucial. Transmission chains used in such environments must meet specific requirements to ensure safe and sanitary operations. Here are some key considerations:

1. Material Selection: Transmission chains used in cleanroom or food processing environments should be made from materials that are resistant to corrosion, chemicals, and food residues. Stainless steel chains are commonly preferred due to their excellent corrosion resistance and hygienic properties.

2. Design: The design of the transmission chain should minimize crevices, dead spaces, and other areas where contaminants can accumulate. Smooth surfaces and rounded edges are preferred to facilitate easy cleaning and prevent the buildup of debris.

3. Lubrication: In cleanroom or food processing environments, it is essential to use food-grade lubricants or self-lubricating chains that do not contaminate the products or the surrounding environment. These lubricants should be suitable for incidental food contact and meet relevant food safety standards.

4. Cleaning and Maintenance: Regular cleaning and maintenance procedures should be established to keep the transmission chains clean and free from contaminants. This may involve using approved cleaning agents and following proper cleaning protocols to ensure effective removal of any residues or contaminants.

5. Compliance with Regulations: Cleanroom and food processing environments are subject to specific regulations and standards, such as FDA regulations, HACCP principles, or GMP guidelines. It is essential to ensure that the transmission chains used comply with these regulations and meet the necessary certifications or approvals.

By selecting transmission chains specifically designed for cleanroom or food processing applications and following proper cleaning and maintenance procedures, it is possible to use transmission chains in these environments without compromising hygiene and safety. Working closely with suppliers or manufacturers experienced in providing solutions for cleanroom or food processing applications can help ensure the right chain selection and adherence to the required standards.

transmission chain

How does the choice of material impact the performance of a transmission chain?

The choice of material for a transmission chain plays a crucial role in its overall performance and durability. Here’s a detailed answer to the question:

1. Strength and Load Capacity: Different materials have varying levels of strength and load-carrying capacities. High-strength materials like alloy steel or stainless steel offer superior strength and can withstand heavy loads. The choice of a material with adequate strength ensures that the transmission chain can handle the required load without premature wear or failure.

2. Wear Resistance: The material used in the construction of a transmission chain affects its wear resistance. Some materials, such as hardened steel or certain alloys, have excellent wear resistance properties, allowing the chain to withstand abrasive conditions and prolong its lifespan. Choosing a material with good wear resistance reduces the need for frequent chain replacements and maintenance.

3. Corrosion Resistance: In environments where corrosion is a concern, such as outdoor or corrosive industrial settings, selecting a material with high corrosion resistance is essential. Stainless steel or specially coated chains offer excellent resistance to rust and corrosion, ensuring reliable performance and longevity even in harsh conditions.

4. Fatigue Strength: The material’s fatigue strength is crucial in applications where the transmission chain undergoes repeated cyclic loading. Fatigue failure can occur when a chain is subjected to continuous stress cycles, leading to cracks and eventual failure. Materials with high fatigue strength, such as specific alloys or heat-treated steels, are ideal for applications that require excellent fatigue resistance.

5. Temperature Resistance: The operating temperature of an application can impact the choice of material for a transmission chain. Some materials, such as heat-treated steels or specialized alloys, can withstand high-temperature environments without losing their mechanical properties. In contrast, certain plastics or polymers may be suitable for low-temperature applications. Choosing a material that can withstand the expected temperature range ensures optimal performance and prevents premature chain failure.

6. Cost Considerations: The choice of material also involves cost considerations. Some high-performance materials, such as stainless steel or specialized alloys, may have a higher initial cost compared to standard carbon steel chains. However, the increased performance, longevity, and reduced maintenance requirements provided by these materials may result in long-term cost savings.

It’s important to carefully assess the specific requirements of the application, including load capacity, environmental conditions, and operating parameters, when choosing the material for a transmission chain. Consulting with industry experts or manufacturers can help determine the most suitable material for optimal chain performance and longevity.

transmission chain

What are the common causes of failure in transmission chains?

Transmission chains are subject to various factors that can contribute to their failure over time. Here’s a detailed explanation:

1. Insufficient Lubrication: Inadequate or improper lubrication is one of the leading causes of chain failure. Insufficient lubrication can lead to increased friction, heat generation, and accelerated wear between the chain’s components, such as pins, bushings, and rollers.

2. Contamination: Contaminants like dirt, dust, debris, and moisture can enter the chain system, affecting its performance and causing accelerated wear. Contamination can hinder proper lubrication, increase friction, and cause corrosion, leading to chain failure.

3. Overloading: Applying excessive loads beyond the chain’s rated capacity can lead to overloading, which causes stress and deformation of the chain’s components. Overloading can result in chain elongation, accelerated wear, and ultimately, chain failure.

4. Misalignment: Improper alignment of the chain and sprockets can cause uneven distribution of forces, leading to localized wear and increased stress on certain areas of the chain. Misalignment can result from incorrect installation or wear and tear of sprockets, leading to premature chain failure.

5. Fatigue: Repeated cyclic loading and stress can cause fatigue in the chain, leading to cracks, fractures, and ultimately, chain failure. Fatigue failure is more likely to occur when the chain is subjected to high-speed or high-frequency applications.

6. Corrosion: Exposure to corrosive environments, such as high humidity, chemicals, or extreme temperatures, can cause corrosion on the chain’s components. Corrosion weakens the chain’s structural integrity, leading to premature failure.

7. Poor Maintenance: Inadequate maintenance practices, such as infrequent inspections, lack of lubrication, and neglecting to address potential issues, can contribute to chain failure. Regular maintenance, including lubrication, cleaning, and proper tensioning, is essential for the longevity and reliable performance of transmission chains.

It is important to address these factors to prevent chain failure. Proper lubrication, regular inspections, cleaning, and alignment checks are essential maintenance practices. Selecting the right chain for the application, following manufacturer guidelines, and adhering to industry standards can also help mitigate the risk of failure and ensure the optimal performance and longevity of transmission chains.

China supplier Qld8 1 Inch Centre Guide Hdl650 Low Noise Gear Box Inverted Tooth Transmission Silent Chain  China supplier Qld8 1 Inch Centre Guide Hdl650 Low Noise Gear Box Inverted Tooth Transmission Silent Chain
editor by CX 2023-12-15